Finding the Fourth Proportional to 37,809.41, 56,709.79 and 10,109.57

Step by Step Solution

1. Step 1: Write the proportion equation
   37,809.41 : 56,709.79 = 10,109.57 : x
2. Step 2: Convert to fraction form
   37,809.41/56,709.79 = 10,109.57/x
3. Step 3: Cross multiply
   37,809.41x = 56,709.79 × 10,109.57
4. Step 4: Simplify right side
   37,809.41x = 573,311,591.69
5. Step 5: Solve for x
   x = 573,311,591.69/37,809.41
6. Step 6: Final answer
   x = 15,163.20